Home / 775,910.64-1,163,864.28-214,943.52

Finding the Fourth Proportional to 775,910.64, 1,163,864.28 and 214,943.52

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Solution

The fourth proportional to 775,910.64, 1,163,864.28 and 214,943.52 is: 322,414.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,910.64 : 1,163,864.28 = 214,943.52 : x
  2. Step 2: Convert to fraction form
    775,910.64/1,163,864.28 = 214,943.52/x
  3. Step 3: Cross multiply
    775,910.64x = 1,163,864.28 × 214,943.52
  4. Step 4: Simplify right side
    775,910.64x = 250,165,085,145.47
  5. Step 5: Solve for x
    x = 250,165,085,145.47/775,910.64
  6. Step 6: Final answer
    x = 322,414.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.